282209966 has 4 divisors (see below), whose sum is σ = 423314952. Its totient is φ = 141104982.

The previous prime is 282209953. The next prime is 282209969. The reversal of 282209966 is 669902282.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (282209969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70552490 + ... + 70552493.

It is an arithmetic number, because the mean of its divisors is an integer number (105828738).

Almost surely, 2^282209966 is an apocalyptic number.

282209966 is a deficient number, since it is larger than the sum of its proper divisors (141104986).

282209966 is a wasteful number, since it uses less digits than its factorization.

282209966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141104985.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 282209966 is about 16799.1061071713. The cubic root of 282209966 is about 655.9299309827.

The spelling of 282209966 in words is "two hundred eighty-two million, two hundred nine thousand, nine hundred sixty-six".